OBJS=objs

default: build

clean:
	rm -rf objs

ifeq ($(OBJS), $(wildcard $(OBJS)))
build:
	$(MAKE) -f objs/Makefile
else
build:
	@mkdir objs  
	@cp -f objs_makefile objs/Makefile 
	@$(MAKE) -f objs/Makefile
endif
